Scott Matlock Had Been Head of International M&A at Morgan Stanley

Scott Matlock, a former senior investment banker at Morgan Stanley, is joining the firm mergers-and-acquisitions star Paul J. Taubman has begun building, according to people familiar with the matter.

Mr. Matlock, who was head of international M&A at Morgan Stanley in London before he left the securities giant in January, plans to join Mr. Taubman's fledgling deal-advisory firm in July, one of the people said. The 48-year-old Mr....